package com.example.zyfypt_309.iface;

import com.example.zyfypt_309.listener.FocusListener;


public interface Focusiface {


    void focus(String mod, int userid, String sessionid, FocusListener listener);

    void unfocus(String mod, int userid, String sessionid, FocusListener listener);

    void exist(String mod, int userid, String sessionid, FocusListener listener);

}
